[U-Boot] [PATCH] MAINTAINERS, git-mailrc: Update the mmc maintainer

[Ziyuan Xu]

Hi Jaehoon,

On 2016年08月01日 11:35, Jaehoon Chung wrote:
> Update the mmc maintainer from Pantelis to me.
>
> Signed-off-by: Jaehoon Chung <jh80.chung at samsung.com>
> ---
Congratulations!:-)